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Pectolite
Pectolite

Crystal Opal
Crystal Opal



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Pectolite
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Crystal Opal

Pectolite and Crystal Opal Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.74-2.901.97-2.22
Amber
1 7.18
1.5 Fracture
Uneven, Gemstones (2009), Splintery
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
Perfect on {100} and {001}
Not Available
1.7 Mohs Hardness
4.5-55.5-6.5
Amber
2 10
1.8 Chemical Composition
Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
SiO 2 + H 2OUlrich Henn and Claudio C.

Pectolite and Crystal Opal Chemical Formula

While comparing Pectolite and Crystal Opal physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Pectolite and Crystal Opal chemical formula.

  • Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
  • Chemical formula of Crystal Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

Pectolite and Crystal Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pectolite and Crystal Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pectolite and Crystal Opal Optical Properties during the identification of gemstone. Specific gravity of Pectolite is 1.97-2.22 whereas that of Crystal Opal is 1.97-2.22.